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path: root/drivers/clocksource/timer-tegra186.c
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Diffstat (limited to 'drivers/clocksource/timer-tegra186.c')
-rw-r--r--drivers/clocksource/timer-tegra186.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/clocksource/timer-tegra186.c b/drivers/clocksource/timer-tegra186.c
index 355558893e5f..bfe16d2d5104 100644
--- a/drivers/clocksource/timer-tegra186.c
+++ b/drivers/clocksource/timer-tegra186.c
@@ -149,7 +149,8 @@ static void tegra186_wdt_enable(struct tegra186_wdt *wdt)
u32 value;
/* unmask hardware IRQ, this may have been lost across powergate */
- value = TKEIE_WDT_MASK(wdt->index, 1);
+ value = readl(tegra->regs + TKEIE(wdt->tmr->hwirq));
+ value |= TKEIE_WDT_MASK(wdt->index, 1);
writel(value, tegra->regs + TKEIE(wdt->tmr->hwirq));
/* clear interrupt */